Finding the Fourth Proportional to 454,592.99, 682,310.12 and 230,111.08
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Solution
The fourth proportional to 454,592.99, 682,310.12 and 230,111.08 is: 345,379.53
Step by Step Solution
- Step 1: Write the proportion equation
454,592.99 : 682,310.12 = 230,111.08 : x - Step 2: Convert to fraction form
454,592.99/682,310.12 = 230,111.08/x - Step 3: Cross multiply
454,592.99x = 682,310.12 × 230,111.08 - Step 4: Simplify right side
454,592.99x = 157,007,115,751.80 - Step 5: Solve for x
x = 157,007,115,751.80/454,592.99 - Step 6: Final answer
x = 345,379.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.